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Rational numbers are numbers that can also be expressed as fractions whereas Irrational Numbers can't be expressed as fractions,
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Is a real number always irrational?
Real numbers can be rational or irrational because they both form the number line.
If a number is a real number then is it a rational number?
Not necessarily. All rational numbers are real, not all real numbers are rational.
Is a real number always sometimes or never a rational number?
Sometimes. The number '4' is real and rational. The number 'pi' is real but not rational.
Are there real number that are not rational number?
A real number dosen't have to be a rational number as a real number can be rational or irrational i.e the root of 2 is irrational and real. So is (pi).
Is a decimal a considered a real number and a rational number?
Decimals are real. They can be rational or irrational.
Is -3 a rational number and a real number?
Yes. -3 is both rational and real. -3 is an integer. All integers are rational numbers. All rational numbers are real numbers. Thus -3 is a rational number and a real number.
Can a real number that is not a rational number is a?
A real number which is not a rational number is an irrational number.
Every rational number is a real number?
Yes it is, but not every real number is a rational number
Is 34 and real and rational number?
Yes, 34 is a real and rational number
To which subsets of the real numbers does the number 1.68 belong?
Real number, Rational Number
Which number is an integer a rational number and a real number?
Every integer is also a rational number and a real number.
Is a real number sometimes a rational number?
Infinitely rarely, a real number is also a rational number. (There are an infinite number of rational numbers, but there are a "much bigger infinity" of real numbers.)
